*
* @since 1.17
*
- * @param array $update The update to run. Format is the following:
- * first item is the callback function, it also can be a
- * simple string with the name of a function in this class,
- * following elements are parameters to the function.
- * Note that callback functions will receive this object as
- * first parameter.
+ * @param array $update The update to run. Format is [ $callback, $params... ]
+ * $callback is the method to call; either a DatabaseUpdater method name or a callable.
+ * Must be serializable (ie. no anonymous functions allowed). The rest of the parameters
+ * (if any) will be passed to the callback. The first parameter passed to the callback
+ * is always this object.
*/
public function addExtensionUpdate( array $update ) {
$this->extensionUpdates[] = $update;